<template>
  <div class="icons">
    <swiper >
       <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img :src="item.imgUrl" alt="" class="icon-img-content">
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper >
  </div>
</template>

<script>
export default {
  name: 'HomeIcon',
  props:{
    iconList:Array
  },
  data () {
    return {

    }
  },
  computed: {
    pages () {
      const pages =[]
      this.iconList.forEach((item,index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]){
          pages[page] =[]
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
  @import '~styles/commonstyl.styl'
  .icons >>> .swiper-container
    height:0
    padding-bottom:50%
  .icons
    background:rgb(17,17,17)
    .icon
      position:relative
      overflow :hidden
      float:left
      width:25%
      height:0
      padding-bottom:25%
      .icon-img
        position : absolute
        top:.2rem
        left:0
        right:0
        bottom:.44rem
        box-sizing:border-box
        padding:.1rem
        .icon-img-content
          display: block
          margin :0 auto
          height:80%
      .icon-desc
        position :absolute
        left:0
        right:0
        bottom:.1rem
        height:.44rem
        line-height:.44rem
        color:#fff
        text-align :center
        ellipses()
</style>
